CN217490990U

CN217490990U - A fine reducing mechanism of improved generation for powder coating

Info

Publication number: CN217490990U
Application number: CN202221186664.8U
Authority: CN
Inventors: 管志艳
Original assignee: Tianjin Citic Baode Environmental Protection Technology Co ltd
Current assignee: Tianjin Citic Baode Environmental Protection Technology Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-09-27
Anticipated expiration: 2032-05-18

Abstract

The utility model relates to a powder coating processing technology field specifically is a fine reducing mechanism of improved generation for powder coating, which comprises an outer shell, it is connected with the hollow shaft to rotate on the shell, the lower part of hollow shaft is run through into the inside of shell, the interior lower wall fixedly connected with of shell is decided and is ground, the top of deciding to grind is provided with moves the mill, move the mill with decide and be formed with the clearance between the mill, move the mill can along outer wall endwise slip of hollow shaft lower part, the inner wall threaded connection of hollow shaft has first threaded rod, the lower part of first threaded rod runs through out behind the hollow shaft and still with move and grind the rotation connection, the upper portion of first threaded rod runs through out behind the hollow shaft and fixedly connected with hand wheel still, be provided with on the shell and drive hollow shaft pivoted drive assembly. The utility model discloses the size in adjustable clearance to can process out the powder of different granularities.

Description

A fine reducing mechanism of improved generation for powder coating

Technical Field

The utility model relates to a powder coating processing technology field specifically is a fine reducing mechanism of improved generation for powder coating.

Background

Powder coating is very common in the use of present society, and the mill is used more to grind the raw materials in the mill, and traditional milling machine mainly comprises fixed mill and movable mill, and fixed mill is motionless, and movable mill can rotate, through the rubbing of movable mill, roll compaction effect, can be with the powder grinding, but current milling machine, movable mill and the interval between the fixed mill is unadjustable, and the granularity size of powder is decided to this interval, therefore the size of granularity can not select, and then can't obtain the powder coating of different granularities.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fine reducing mechanism of improved generation for powder coating to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fine reducing mechanism of improved generation for powder coating, includes the shell, it is connected with the hollow shaft to rotate on the shell, the lower part of hollow shaft runs through into the inside of shell, the interior lower wall fixedly connected with of shell is ground surely, the top of grinding surely is provided with moves the mill, move the mill with surely be formed with the clearance between grinding, move the mill can along outer wall endwise slip of hollow shaft lower part, the inner wall threaded connection of hollow shaft has first threaded rod, the lower part of first threaded rod runs through out behind the hollow shaft and still with move and grind the rotation and be connected, the upper portion of first threaded rod runs through out behind the hollow shaft and fixedly connected with hand wheel still, be provided with on the shell and drive hollow shaft pivoted drive assembly, the hand wheel with be provided with spacing subassembly between the hollow shaft.

Optionally, the limiting assembly comprises a second threaded rod, the second threaded rod is in threaded connection with the hand wheel, the upper portion of the hollow shaft is fixedly connected with a fixing block, and the lower portion of the second threaded rod is abutted to the fixing block.

Optionally, the upper part of the movable mill is fixedly connected with a sleeve, the inner wall of the sleeve is provided with a sliding groove, the outer wall of the lower part of the hollow shaft is fixedly connected with a sliding block, and the sliding block is embedded in the sliding groove.

Optionally, the lower wall of the movable mill is fixedly connected with a plurality of movable ribs arranged at equal intervals, and the upper wall of the fixed mill is fixedly connected with a plurality of fixed ribs arranged at equal intervals.

Optionally, inlay on the shell and have first radial bearing, first radial bearing's axle center with the hollow shaft cup joints, the outer wall fixedly connected with clamp plate of hollow shaft, the clamp plate with the opposite face on shell upper portion offsets there is footstep bearing.

Optionally, the driving assembly comprises a motor, the motor is fixedly connected to the outer wall of the housing, and the output end of the motor and the hollow shaft realize synchronous transmission through a transmission assembly.

Optionally, a second radial bearing is inlaid on the movable mill, and the axis of the second radial bearing is sleeved with the lower portion of the first threaded rod.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses, through the adjustable height that moves the mill of first threaded rod to change the size in clearance, obtain the powder of different granularities.

2. The utility model discloses, can make through spacing subassembly and keep relative static between hollow shaft and the first threaded rod, influence when preventing that the hollow shaft from rotating and move the injecing of mill height.

Drawings

Fig. 1 is a schematic structural view of the section of the housing of the present invention;

FIG. 2 is a schematic structural view of the fixed rib of the present invention;

fig. 3 is a schematic structural view of the movable rib of the present invention.

In the figure: 1. a housing; 2. a hollow shaft; 3. performing fixed grinding; 4. dynamic grinding; 5. a gap; 6. a first threaded rod; 7. a hand wheel; 8. a second threaded rod; 9. a fixed block; 10. a sleeve; 11. a chute; 12. a slider; 13. moving the edge strips; 14. fixing the edge strips; 15. a first radial bearing; 16. a thrust bearing; 17. a motor; 18. a transmission assembly; 19. a second radial bearing; 20. and (7) pressing a plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1 to 3, an embodiment of the present invention provides an improved fine pulverizing apparatus for powder coating, which includes a housing 1, wherein the housing 1 is detachably designed, for example, can be composed of a cover plate and a cylinder ring, and the housing 1 further has parts such as a feeding port, a discharging port, and a supporting leg, which belong to the prior art and are not described in detail in this embodiment.

Rotate on the shell 1 and be connected with hollow shaft 2, the lower part of hollow shaft 2 runs through into the inside of shell 1, and the interior lower wall fixedly connected with of shell 1 is surely ground 3, and the top of surely grinding 3 is provided with and moves mill 4, moves mill 4 and surely grinds and be formed with clearance 5 between 3, can fall into this clearance 5 after the material is leading-in and carry out the grinding processing, moves mill 4 and can slide along the outer wall axial of hollow shaft 2 lower part, but moves the prerequisite condition of mill 4 altitude mixture control.

The upper part of the movable mill 4 is fixedly connected with a sleeve 10, the inner wall of the sleeve 10 is provided with a sliding groove 11, the outer wall of the lower part of the hollow shaft 2 is fixedly connected with a sliding block 12, the sliding block 12 is embedded in the sliding groove 11, and the sliding block 12 is matched with the sliding groove 11, so that the axial sliding of the movable mill 4 is not hindered, and the movable mill 4 is driven to rotate when the hollow shaft 2 is not hindered.

The inner wall threaded connection of hollow shaft 2 has first threaded rod 6, the lower part of first threaded rod 6 runs through out behind hollow shaft 2 and still with move and grind 4 and rotate and be connected, the upper portion of first threaded rod 6 runs through out behind hollow shaft 2 and still fixedly connected with hand wheel 7, when first threaded rod 6 is rotatory relative hollow shaft 2, the height of adjustable moving mill 4, for example during the corotation, can drive and move mill 4 and descend, then drive and move mill 4 and rise during the reversal, thereby adjustable clearance 5's size, clearance 5 is big then the granularity, clearance 5 is little then the granularity, and then can obtain the powder of different granularities.

The movable mill 4 is inlaid with a second radial bearing 19, the axis of the second radial bearing 19 is sleeved with the lower portion of the first threaded rod 6, the movable mill 4 slides axially to limit the condition that the hollow shaft 2 does not rotate, the movable mill 4 cannot rotate, and therefore the second radial bearing 19 is adopted, the requirement that the height of the movable mill 4 can be changed but not rotated during height adjustment of the first threaded rod 6 (the hollow shaft 2 does not rotate) is met.

A limiting component is arranged between the hand wheel 7 and the hollow shaft 2. Specifically, spacing subassembly includes second threaded rod 8, and second threaded rod 8 and hand wheel 7 threaded connection, the upper portion fixedly connected with fixed block 9 of hollow shaft 2, and the lower part of second threaded rod 8 offsets with fixed block 9, and after the height-adjusting finishes, when hollow shaft 2 drove the dynamic grinding 4 and rotates, second threaded rod 8 and hollow shaft 2 at this moment are relative static, for further keeping and injecing this static effect, use second threaded rod 8 and fixed block 9 to offset.

The shell 1 is provided with a driving component which can drive the hollow shaft 2 to rotate. Specifically, drive assembly includes motor 17, and motor 17 fixed connection realizes synchronous drive through drive assembly 18 between the outer wall of shell 1, motor 17's the output and hollow shaft 2, and drive assembly 18 can be the modes such as the cooperation that adopts belt and band pulley, chain and sprocket.

Move the movable arris 13 that the lower wall fixedly connected with a plurality of equidistance of grinding 4 was arranged, decide fixed arris 14 that the upper wall fixedly connected with a plurality of equidistance of grinding 3 was arranged, through moving arris 13 and deciding arris 14, increase kneading, the extrusion effect to the material, make the powder grinding's effect better.

The outer shell 1 is embedded with a first radial bearing 15, the axis of the first radial bearing 15 is sleeved with the hollow shaft 2 to bear the radial load of the hollow shaft 2, the outer wall of the hollow shaft 2 is fixedly connected with a pressing plate 20, and the opposite surfaces of the pressing plate 20 and the upper part of the outer shell 1 are abutted with a thrust bearing 16 to bear the axial load of the hollow shaft 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An improved fine comminution device for powder coatings, comprising a housing (1), characterized in that: the improved grinding machine is characterized in that a hollow shaft (2) is rotatably connected to the shell (1), the lower portion of the hollow shaft (2) penetrates into the shell (1), a fixed mill (3) is fixedly connected to the inner lower wall of the shell (1), a movable mill (4) is arranged above the fixed mill (3), a gap (5) is formed between the movable mill (4) and the fixed mill (3), the movable mill (4) can axially slide along the outer wall of the lower portion of the hollow shaft (2), a first threaded rod (6) is in threaded connection with the inner wall of the hollow shaft (2), the lower portion of the first threaded rod (6) penetrates through the hollow shaft (2) and is rotatably connected with the movable mill (4), the upper portion of the first threaded rod (6) penetrates through the hollow shaft (2) and is fixedly connected with a hand wheel (7), and a driving assembly capable of driving the hollow shaft (2) to rotate is arranged on the shell (1), and a limiting component is arranged between the hand wheel (7) and the hollow shaft (2).

2. An improved micronizing device for powder coatings according to claim 1, characterized in that: the limiting assembly comprises a second threaded rod (8), the second threaded rod (8) is in threaded connection with the hand wheel (7), the upper portion of the hollow shaft (2) is fixedly connected with a fixing block (9), and the lower portion of the second threaded rod (8) is abutted to the fixing block (9).

3. An improved micronizing device for powder coatings according to claim 1, characterized in that: move upper portion fixedly connected with sleeve pipe (10) of grinding (4), spout (11) have been seted up to the inner wall of sleeve pipe (10), outer wall fixedly connected with slider (12) of hollow shaft (2) lower part, slider (12) are inlayed in spout (11).

4. An improved micronizing device for powder coatings according to claim 1, characterized in that: the lower wall of the movable mill (4) is fixedly connected with a plurality of movable ribs (13) which are arranged at equal intervals, and the upper wall of the fixed mill (3) is fixedly connected with a plurality of fixed ribs (14) which are arranged at equal intervals.

5. An improved micronizing device for powder coatings according to claim 1, characterized in that: inlay on shell (1) and have first radial bearing (15), the axle center of first radial bearing (15) with hollow shaft (2) cup joint, the outer wall fixedly connected with clamp plate (20) of hollow shaft (2), clamp plate (20) with the opposite face on shell (1) upper portion supports thrust bearing (16) mutually.

6. An improved micronizing device for powder coatings according to claim 1, characterized in that: the driving assembly comprises a motor (17), the motor (17) is fixedly connected to the outer wall of the shell (1), and the output end of the motor (17) and the hollow shaft (2) are synchronously driven through a transmission assembly (18).

7. An improved micronizing device for powder coatings according to claim 1, characterized in that: and a second radial bearing (19) is embedded on the movable mill (4), and the axis of the second radial bearing (19) is sleeved with the lower part of the first threaded rod (6).